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Algebra Basics Flashcards | StudBud
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Algebra Basics
Algebra Basics
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Answers
1
An algebraic expression must have at least one _______.
graph
variable
constant
equal sign
2
What do you call letters used to represent numbers?
ratios
variables
coefficients
algebra
3
Evaluate 15 - n, if n = 10
25
10
5
15
4
5n means the same as:
n + n + n + n + n
n x n x n x n x n
5 + 5 + 5 + 5 + 5
5 x 5 x 5 x 5 x 5
5
How do you say 9
3
?
9 of three
nine to the power of three
three to the power of nine
nine exponent three
6
How many terms are in this expression? 24y + 8x - 2
2
1
3
0
7
5n means the same as:
5 minus n
5 plus n
5 times n
5 divided by n
8
An exponent tells us how many times we __________ the base number.
add
divide
subtract
multiply
9
Identify the expression for the sentence: 4 more than the product of 8 and a number, x.
32x
4x + 8
8 + x + 4
8x + 4
10
Evaluate 8/n, if n = 2
16
6
10
4
11
Evaluate 6 + n, if n = 5
-1
33
1
11
12
What does 3
4
mean?
4 x 4 x 4
3 + 3 + 3 + 3
3 x 3 x 3 x 3
3 x 4
13
Evaluate 8n, if n = 1
9
8
7
1
14
Identify the constant in this expression: 5x + y + 9
5
y
5x
9
15
Identify the expression for the sentence: The difference between 3 times a number, x, and 2 times another number, y.
3x - 2y
(2 - 3) + (x - y)
3x + 2y
(2 - x) + (3 - y)
16
Identify the coefficient in this expression: 6(5y + 1)\div8
5
6
( )
y
17
Which part of 2
3
is the base?
6
3
2
8
